.operation-btn {
    border: 1px solid #F2F3F5;
    width: 35px;
    height: 35px;
    display: block;
    border-radius: 35px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    margin-left: 10px;
    font-weight: bold;
  }
.operation-btn:hover {
    background: #F2F3F5;
    color: #1677ff;
}